-import json
+from __future__ import unicode_literals
+
import re
-import socket
+import itertools
from .common import InfoExtractor
+from ..compat import (
+ compat_urllib_parse,
+)
from ..utils import (
- compat_http_client,
- compat_str,
- compat_urllib_error,
- compat_urllib_request,
-
ExtractorError,
+ HEADRequest,
+ str_to_int,
)
class MixcloudIE(InfoExtractor):
- _WORKING = False # New API, but it seems good http://www.mixcloud.com/developers/documentation/
- _VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/([\w\d-]+)/([\w\d-]+)'
- IE_NAME = u'mixcloud'
-
- def report_download_json(self, file_id):
- """Report JSON download."""
- self.to_screen(u'Downloading json')
-
- def get_urls(self, jsonData, fmt, bitrate='best'):
- """Get urls from 'audio_formats' section in json"""
- try:
- bitrate_list = jsonData[fmt]
- if bitrate is None or bitrate == 'best' or bitrate not in bitrate_list:
- bitrate = max(bitrate_list) # select highest
-
- url_list = jsonData[fmt][bitrate]
- except TypeError: # we have no bitrate info.
- url_list = jsonData[fmt]
- return url_list
-
- def check_urls(self, url_list):
- """Returns 1st active url from list"""
- for url in url_list:
+ _VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/([^/]+)/([^/]+)'
+ IE_NAME = 'mixcloud'
+
+ _TESTS = [{
+ 'url': 'http://www.mixcloud.com/dholbach/cryptkeeper/',
+ 'info_dict': {
+ 'id': 'dholbach-cryptkeeper',
+ 'ext': 'mp3',
+ 'title': 'Cryptkeeper',
+ 'description': 'After quite a long silence from myself, finally another Drum\'n\'Bass mix with my favourite current dance floor bangers.',
+ 'uploader': 'Daniel Holbach',
+ 'uploader_id': 'dholbach',
+ 'thumbnail': 're:https?://.*\.jpg',
+ 'view_count': int,
+ 'like_count': int,
+ },
+ }, {
+ 'url': 'http://www.mixcloud.com/gillespeterson/caribou-7-inch-vinyl-mix-chat/',
+ 'info_dict': {
+ 'id': 'gillespeterson-caribou-7-inch-vinyl-mix-chat',
+ 'ext': 'mp3',
+ 'title': 'Caribou 7 inch Vinyl Mix & Chat',
+ 'description': 'md5:2b8aec6adce69f9d41724647c65875e8',
+ 'uploader': 'Gilles Peterson Worldwide',
+ 'uploader_id': 'gillespeterson',
+ 'thumbnail': 're:https?://.*/images/',
+ 'view_count': int,
+ 'like_count': int,
+ },
+ }]
+
+ def _get_url(self, track_id, template_url, server_number):
+ boundaries = (1, 30)
+ for nr in server_numbers(server_number, boundaries):
+ url = template_url % nr
try:
- compat_urllib_request.urlopen(url)
+ # We only want to know if the request succeed
+ # don't download the whole file
+ self._request_webpage(
+ HEADRequest(url), track_id,
+ 'Checking URL %d/%d ...' % (nr, boundaries[-1]))
return url
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error):
- url = None
-
+ except ExtractorError:
+ pass
return None
- def _print_formats(self, formats):
- print('Available formats:')
- for fmt in formats.keys():
- for b in formats[fmt]:
- try:
- ext = formats[fmt][b][0]
- print('%s\t%s\t[%s]' % (fmt, b, ext.split('.')[-1]))
- except TypeError: # we have no bitrate info
- ext = formats[fmt][0]
- print('%s\t%s\t[%s]' % (fmt, '??', ext.split('.')[-1]))
- break
-
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
- if mobj is None:
- raise ExtractorError(u'Invalid URL: %s' % url)
- # extract uploader & filename from url
- uploader = mobj.group(1).decode('utf-8')
- file_id = uploader + "-" + mobj.group(2).decode('utf-8')
-
- # construct API request
- file_url = 'http://www.mixcloud.com/api/1/cloudcast/' + '/'.join(url.split('/')[-3:-1]) + '.json'
- # retrieve .json file with links to files
- request = compat_urllib_request.Request(file_url)
- try:
- self.report_download_json(file_url)
- jsonData = compat_urllib_request.urlopen(request).read()
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- raise ExtractorError(u'Unable to retrieve file: %s' % compat_str(err))
-
- # parse JSON
- json_data = json.loads(jsonData)
- player_url = json_data['player_swf_url']
- formats = dict(json_data['audio_formats'])
-
- req_format = self._downloader.params.get('format', None)
-
- if self._downloader.params.get('listformats', None):
- self._print_formats(formats)
- return
-
- if req_format is None or req_format == 'best':
- for format_param in formats.keys():
- url_list = self.get_urls(formats, format_param)
- # check urls
- file_url = self.check_urls(url_list)
- if file_url is not None:
- break # got it!
- else:
- if req_format not in formats:
- raise ExtractorError(u'Format is not available')
-
- url_list = self.get_urls(formats, req_format)
- file_url = self.check_urls(url_list)
- format_param = req_format
-
- return [{
- 'id': file_id.decode('utf-8'),
- 'url': file_url.decode('utf-8'),
- 'uploader': uploader.decode('utf-8'),
- 'upload_date': None,
- 'title': json_data['name'],
- 'ext': file_url.split('.')[-1].decode('utf-8'),
- 'format': (format_param is None and u'NA' or format_param.decode('utf-8')),
- 'thumbnail': json_data['thumbnail_url'],
- 'description': json_data['description'],
- 'player_url': player_url.decode('utf-8'),
- }]
+ uploader = mobj.group(1)
+ cloudcast_name = mobj.group(2)
+ track_id = compat_urllib_parse.unquote('-'.join((uploader, cloudcast_name)))
+
+ webpage = self._download_webpage(url, track_id)
+
+ preview_url = self._search_regex(
+ r'\s(?:data-preview-url|m-preview)="([^"]+)"', webpage, 'preview url')
+ song_url = preview_url.replace('/previews/', '/c/originals/')
+ server_number = int(self._search_regex(r'stream(\d+)', song_url, 'server number'))
+ template_url = re.sub(r'(stream\d*)', 'stream%d', song_url)
+ final_song_url = self._get_url(track_id, template_url, server_number)
+ if final_song_url is None:
+ self.to_screen('Trying with m4a extension')
+ template_url = template_url.replace('.mp3', '.m4a').replace('originals/', 'm4a/64/')
+ final_song_url = self._get_url(track_id, template_url, server_number)
+ if final_song_url is None:
+ raise ExtractorError('Unable to extract track url')
+
+ PREFIX = (
+ r'm-play-on-spacebar[^>]+'
+ r'(?:\s+[a-zA-Z0-9-]+(?:="[^"]+")?)*?\s+')
+ title = self._html_search_regex(
+ PREFIX + r'm-title="([^"]+)"', webpage, 'title')
+ thumbnail = self._proto_relative_url(self._html_search_regex(
+ PREFIX + r'm-thumbnail-url="([^"]+)"', webpage, 'thumbnail',
+ fatal=False))
+ uploader = self._html_search_regex(
+ PREFIX + r'm-owner-name="([^"]+)"',
+ webpage, 'uploader', fatal=False)
+ uploader_id = self._search_regex(
+ r'\s+"profile": "([^"]+)",', webpage, 'uploader id', fatal=False)
+ description = self._og_search_description(webpage)
+ like_count = str_to_int(self._search_regex(
+ r'\bbutton-favorite\b[^>]+m-ajax-toggle-count="([^"]+)"',
+ webpage, 'like count', fatal=False))
+ view_count = str_to_int(self._search_regex(
+ [r'<meta itemprop="interactionCount" content="UserPlays:([0-9]+)"',
+ r'/listeners/?">([0-9,.]+)</a>'],
+ webpage, 'play count', fatal=False))
+
+ return {
+ 'id': track_id,
+ 'title': title,
+ 'url': final_song_url,
+ 'description': description,
+ 'thumbnail': thumbnail,
+ 'uploader': uploader,
+ 'uploader_id': uploader_id,
+ 'view_count': view_count,
+ 'like_count': like_count,
+ }
+
+
+def server_numbers(first, boundaries):
+ """ Server numbers to try in descending order of probable availability.
+ Starting from first (i.e. the number of the server hosting the preview file)
+ and going further and further up to the higher boundary and down to the
+ lower one in an alternating fashion. Namely:
+
+ server_numbers(2, (1, 5))
+
+ # Where the preview server is 2, min number is 1 and max is 5.
+ # Yields: 2, 3, 1, 4, 5
+
+ Why not random numbers or increasing sequences? Since from what I've seen,
+ full length files seem to be hosted on servers whose number is closer to
+ that of the preview; to be confirmed.
+ """
+ zip_longest = getattr(itertools, 'zip_longest', None)
+ if zip_longest is None:
+ # python 2.x
+ zip_longest = itertools.izip_longest
+
+ if len(boundaries) != 2:
+ raise ValueError("boundaries should be a two-element tuple")
+ min, max = boundaries
+ highs = range(first + 1, max + 1)
+ lows = range(first - 1, min - 1, -1)
+ rest = filter(
+ None, itertools.chain.from_iterable(zip_longest(highs, lows)))
+ yield first
+ for n in rest:
+ yield n